Calculator: Displays a calculator.Calendar: Displays a calendar.Geocaches: Displays data about saved geocaches.Highway: Displays highway speed, heading, distance to nextwaypoint, and direction to course.Hunt and Fish: Displays the predicted best dates and times forhunting and fishing at your current location.Man Overboard: Sets and allows you to navigate to a manoverboard waypoint.Proximity Wpts: Sets and displays data about particularlocations within a specified range.Satellite: Sets the satellite view to of the screen to north up orcurrent track up.Stopwatch: Allows you to use a timer, mark a lap, and timelaps.Sun and Moon: Displays sunrise and sunset times, along withthe moon phase, based on your GPS position.Waypoint Avg.: Allows you to refine a waypoint location formore accuracy.Calculating the Size of an Area1 Select Area Calculation > Start.2 Walk around the perimeter of the area you want to calculate.3 Select Calculate when finished.GeocachesA geocache is like a hidden treasure. Geocaching is when youhunt for hidden treasures using GPS coordinates posted onlineby those hiding the geocache.Downloading Geocaches1 Connect the device to your computer using a USB cable.2 Go to www.garmin.com/geocache.3 If necessary, create an account.4 Sign in.5 Follow the on-screen instructions to find and downloadgeocaches to your device.Navigating to a Geocache1 Select More Functions > Geocaches.2 Select a geocache.3 Select Go.Customizing Your DeviceCustomizing the Data FieldsYou can customize the data fields displayed on each main page.1 Open the page for which you will change the data fields.2 Select MENU.3 Select Change Data Fields.4 Select the new data field.5 Follow the on-screen instructions.System SettingsSelect Setup > System > GPS Setting.Speed Filter: Allows you to select the preferred source for GPSdata.Satellite System: Turns on or off use of GLONASS Russiansatellite system data. When the system is used in situationswith poor sky visibility, GLONASS data can be used withGPS data to provide more accurate position information.WAAS/EGNOS: Turns on or off use of WAAS (in North America)or EGNOS (in Europe) satellite system data, which canprovide more-accurate GPS position information. When usingWAAS or EGNOS, the device may take longer to acquiresatellites.Serial Interface SettingsSelect Setup > System > Interface.Garmin Serial: Enables the device to use a Garmin®proprietaryformat to exchange waypoint, route, and track data with acomputer.NMEA In/Out: Enables the device to use standard NMEA 0183output and input.Display SettingsSelect Setup > Display.Backlight Timeout: Adjusts the length of time before thebacklight turns off.Adjust Contrast: Adjusts the contrast level.Main, Setup, Find Style: Sets the appearance of the mainmenu.Setting the Device TonesYou can customize tones for messages, keys, turn warnings,and alarms.1 Select Setup > Tones.2 Select a tone for each audible type.Setting Up Marine Alarms1 Select Setup > Marine Alarm.2 Select an alarm type.3 Enter the setting.4 Select Done.Marine SettingsSelect Setup > Marine Alarm.Anchor Drag: Sets an alarm to sound when you exceed aspecified drift distance while anchored.Off Course Alarm: Sets an alarm to sound when you are offcourse by a specified distance.Deep Water: Sets an alarm to sound when the depth is greaterthan the specified value.Shallow Water: Sets an alarm to sound when the depth is lessthan the specified value.Resetting DataYou can reset trip data, delete all waypoints, clear the currenttrack, or restore default values.1 Select Setup > Reset.2 Select an item to reset.Changing the Page Sequence1 Select Setup > Page Sequence.2 Select a page.3 Select Move.4 Move the page up or down in the list.5 Select SELECT.Adding a Page1 From the main menu, select Setup > Page Sequence.2 Select Add Page.3 Select a page to add.Removing a Page from the Page Sequence1 Select Setup > Page Sequence.6 Customizing Your Device